102597147 has 6 divisors (see below), whose sum is σ = 148195892. Its totient is φ = 68398092.

The previous prime is 102597139. The next prime is 102597149. The reversal of 102597147 is 741795201.

It is a happy number.

It is not a de Polignac number, because 102597147 - 2³ = 102597139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102597149) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5699833 + ... + 5699850.

Almost surely, 2^102597147 is an apocalyptic number.

102597147 is a deficient number, since it is larger than the sum of its proper divisors (45598745).

102597147 is a wasteful number, since it uses less digits than its factorization.

102597147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11399689 (or 11399686 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 36.

The square root of 102597147 is about 10129.0249777558. The cubic root of 102597147 is about 468.1428859128.

The spelling of 102597147 in words is "one hundred two million, five hundred ninety-seven thousand, one hundred forty-seven".